Who owns MAC prefix 00400E?

00400E is registered to MEMOTEC, INC. in the IEEE MA-L registry.

What devices use 00400E?

Any network device with a MAC address starting 00:40:0E was manufactured by or for MEMOTEC, INC..

MA-L · OUI prefix

MEMOTEC, INC.

Any MAC address starting 00:40:0E is registered to MEMOTEC, INC..

OUI prefix	00400E
Vendor	MEMOTEC, INC.
Registry	MA-L (24-bit, large block)
Example MAC	00:40:0E:00:00:00

What this means

The IEEE assigned the MA-L block 00400E to MEMOTEC, INC.. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting 00:40:0E, it is MEMOTEC, INC. hardware.

Other MEMOTEC, INC. prefixes

MEMOTEC, INC. holds 2 registered blocks in total.

002087

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